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A Road to Managing Dental Trauma with Predictable Results
The document provides a comprehensive guide on managing dental trauma with a focus on injury assessment, treatment options, and outcomes. It discusses various types of dental injuries, including fractures, luxations, and avulsions, detailing procedures for both primary and permanent teeth. Additionally, it emphasizes the importance of timing and proper techniques for re-implantation and other interventions to ensure optimal outcomes.
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A Road to Managing Dental Trauma with Predictable Results
- 1. a road mapto managing dental trauma! with predictable outcomes h. ryan kazemi, dmd! oral and maxillofacial surgeon! bethesda, MD
- 2. to view thispresentation facialart.com/presentations
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- 6. predisposing factors abnormal occlusions overjet> 4 mm labially inclined incisors lip in competence short upper lip mouth breathing
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- 8. account for allteeth tissue teeth position lacerations examination teeth! mobilities extent of! injury
- 9. alveolar bone embedded FB submandibular! duct parotidduct examination FOM teeth! fractures tongue nerves vessels facial! wounds facial! fractures
- 10. vitality test! - shortterm! - long term examination- teeth percussion! - pain ! —> injury to periodontal ligament! - sound —> dull (subluxated) or hard metallic (locked) teeth! color day 0 day 28 2 months 3 months 0 29.4% 82.35% 94.11% positive responsiveness in pulp tests
- 11. panorex radiographs periapical CBCT root fractures degreeof extrusion or intrusion periodontal disease root development size of pulp chamber & canal jaw fractures tooth fragments caries
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- 13. hard dental tissue &pulp periodontal! tissue supporting! bone gingiva or oral mucosa
- 14. hard dental tissue &pulp periodontal! tissue supporting! bone gingiva or oral mucosa crown infraction! uncomplicated crown fracture! complicated crown fracture! uncomplicated crown-root fracture! complicated crown-root fracture! root fracture
- 15. hard dental tissue &pulp impact to only enamel! transillumination for dx! upper incisor labial aspect! —> no treatment! vitality check & f/u! if non vital at time of exam, observe crown infraction
- 16. hard dental tissue &pulp enameloplasty! composite restoration crown fracture uncomplicated- enamel only
- 17. hard dental tissue &pulp seal dentin tubules! promote secondary dentin deposition! calcium hydroxide liner over dentin and composite restoration! monitor vitality crown fracture uncomplicated- enamel & dentin glass ionomer CaOH2 solubility in water —> dissolution
- 18. hard dental tissue &pulp enamel & dentin with exposure of pulp! ! treatment options:! pulp capping! partial pulpotomy! endodontic treatment crown fracture complicated- enamel & dentin with exposure of pulp
- 19. hard dental tissue &pulp tooth is sound & small exposure! ! ! pulp capping! (CH or MTA) crown fracture complicated- enamel & dentin with exposure of pulp
- 20. MTA- mineral trioxideaggregate! •forms CH that releases ca ions for cell attachment and proliferation! •creates an antibacterial environment with its alkaline PH! •modulated cytokine production! •encourages differentiation and migration of hard tissue producing cells! •forms hydroxyapatite on MTA surface and provides a biological seal Pitt-Ford and Patel: Most pulps capped with MTA were free of inflammation and showed calcified bridge after 5 months
- 21. hard dental tissue &pulp ! immature teeth with open apex! ! ! cervical pulpotomy! (MTA / CH) crown fracture complicated- enamel & dentin with exposure of pulp 2-4 mm most require pulpectomy after root development is completed
- 22. pulpotomy & capping MTAor Biodentine courtesy: Dr. Pirooz Zia
- 23. Biodentine™: a dentinsubstitute indicated for use in:! ! crown for temporary enamel restorations! permanent dentin restorations! deep or large carious lesions! deep cervical or radicular lesions! pulp capping or pulpotomy! used in the root for root and furcation perforations! internal and external resorptions! apexification! retrograde surgical filling. biodentine! bioactive dentin substitute
- 24. sets in 10- 12 minutes! ! natural micro mechanical anchorage for excellent sealing properties without surface preparation.! ! similar mechanical properties and mechanical behavior as human dentin.! ! 3.5mm aluminum radiopacity for easy short and long term follow-up. biodentine! bioactive dentin substitute
- 25. hard dental tissue &pulp ! mature teeth with closed apex! ! ! pulpectomy & endodontic tx crown fracture complicated- enamel & dentin with exposure of pulp
- 26. hard dental tissue &pulp treatment depending on amount of root remaining! primary teeth —> extract! permanent teeth —>! > extract: too apical / vertical! > rct / ortho eruption! > rct and submerge root! > extraction / site graft! > extraction / immed. implant crown-root fractures uncomplicated (no pulp exposure)
- 27. uncomplicated! crown fracture uncomplicated! crown rootfracture restored extracted
- 28. extraction with no graftingper patient 3 months
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- 40. hard dental tissue &pulp crown-root fractures complicated (pulp exposure) treatment depending on amount of root remaining! primary teeth —> extract! permanent teeth —>! > extract: too apical / vertical! > rct / ortho eruption! > rct and submerge root! > extraction / site graft! > extraction / immed. implant
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- 44. hard dental tissue &pulp 75% involve centrals! 40% with alveolar bone fx! primary teeth —> if no mobility, may preserve and allow normal exfoliation. If mobile, then extract root fractures
- 45. hard dental tissue &pulp permanent teeth! apical third level! ! no mobility- prognosis good with minimal treatment.! coronal aspect may remain vital and no endo treatment may be necessary. root fractures
- 46. hard dental tissue &pulp root fractures permanent teeth! mid-root level! ! may have fair prognosis! needs splinting: 2-3 month! check vitality continually! resorption in 60% within 1y! ! >> immediate implant / graft! >> site graft / delayed implant
- 47. hard dental tissue &pulp root fractures permanent teeth! high-root level! ! poor prognosis! atraumatic extraction! ! >> immediate implant / graft! >> site graft / delayed implant
- 48. healing by ‘calcificcallus’ courtesy: Dr. Pirooz Zia
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- 66. tooth fracture! (adult) above boneat bone below bone no pulp exposure pulp exposure minor! fracture sig! fracture buccal bone no buccal bone restore pulpectomy restore crown length or ortho eruption treat same as below bone fracture extract! graft implant extract! implant! graft
- 67. hard dental tissue &pulp periodontal! tissue supporting! bone gingiva or oral mucosa concussion! subluxation (loosening)! intrusive luxation (central dislocation)! extrusive luxation (partial avulsion)! lateral luxation! retained root fracture! exarticulation (complete avulsion)
- 68. periodontal! tissue tooth is tenderto touch! no mobility! percussion sensitive! no treatment! check vitality later as necrosis can develop in several weeks to months concussion
- 69. periodontal! tissue bleeding is common! percussionsensitive! positive mobility! treatment: non-rigid splint for 7-10 days! monitor for pulp complications subluxation
- 73. periodontal! tissue compression into socket! impactionto complete disappearance in alveolus! significant damage to pdl! high incidence of external resorption, pulp necrosis, marginal bone loss! percussion- dull metallic intrusive luxation
- 74. periodontal! tissue treatment options! ! re-erupt ifimmature tooth! immediate repositioning (high resorption / bone loss)! low-force ortho reposition! extraction! primary teeth —> extract intrusive luxation
- 75. periodontal! tissue apex displaced outof socket with NV rupture! pdl space is widened! dull percussion sound! primary tooth —> extract extrusive luxation
- 76. periodontal! tissue treatment- permanent teeth! manipulateinto socket! nonrigid splint 1-2 weeks! ! >> within few hours of injury! >> after 33 hours- increased rate of pulp necrosis extrusive luxation
- 77. periodontal! tissue often with bone fracture! reposition& compress! splint 2-8 weeks! endo tx lateral luxation
- 78. incomplete root formation! ! endo treatmentmay not be necessary
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- 82. periodontal! tissue fracture of rootat cervical or deeper! treatments:! >> extract / implant / graft! >> extract / graft! >> endo / submerge! >> endo / ortho eruption retained root fracture
- 83. periodontal! tissue extract, implant, graft! if! buccalbone intact! gingival margin is ideal! can achieve primary implant stability! tissue not traumatized / infected retained root fracture
- 84. periodontal! tissue extract & graft! if! buccalbone is not intact! bone loss has occurred! primary implant stability can not be achieved! tissue is traumatized retained root fracture
- 85. periodontal! tissue rct & submerge! (preservetissue)! if! no bone fracture! patient growth incomplete! adult patient with soft tissue loss (goal is to regenerate soft tissue) retained root fracture
- 86. periodontal! tissue rct & orthoeruption! (to augment tissue)! if ! no bone fracture! soft tissue is apical to adjacent gingival margin! vertical bone loss (good bone level on adjacent tooth) retained root fracture
- 90. best tissue preservation! ! immediateimplant! bone graft in gap! immediate provisional to support soft tissue
- 91. periodontal! tissue 15% of permanentteeth! 7-13% of primary teeth! maxillary incisors! most common age 7-10! treatment goal: maintain vitality of cells (pulp & pdl) avulsion (exarticulation)
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- 93. periodontal! tissue other factors forsuccess! ! width & length of root canal! stage of root development! type of storage medium! degree of oral trauma avulsion (exarticulation)
- 94. periodontal! tissue treatment options! ! re-implantation! immediate implant/ graft! site graft / delayed implant avulsion (exarticulation)
- 95. periodontal! tissue Andreasen & Hjorting-Hansen! ! after2 years or more, 90% of teeth re-implanted within 30 minutes exhibit no discernible resorption of roots! 95% resorption if > 2 hours avulsion (exarticulation) re-implantation
- 96. resorption in avulsioncases courtesy: Dr. Pirooz Zia
- 97. periodontal! tissue early re-implantation iskey! instructions if at site of injury! 1. inspect tooth for debris! 2. hold only by crown! 3. cleanse with milk or saliva! 4. put tooth into socket! 5. hold with light pressure! 6. come to office avulsion (exarticulation)
- 98. periodontal! tissue storage! ! buccal vestibule! under tongue! milk! hanksbalanced salt solution! NO TAP WATER avulsion (exarticulation)
- 99. periodontal! tissue avulsion (exarticulation) mediumph osmolarity saline 7.0 295 tap water 7.5 12 salive 6.3 110-120 viaspan 7.4 320 gatorade 3.0 280-360 milk 6.75 275 coconut water 6.2 288 blood plasma 7.2-7.4 290 hank’s bss 7.0 270-290 hypotonic
- 100. periodontal! tissue assessment! ! history! type of injury! howlong ago?! ‘dry time’! exam site! accountability of teeth! type of storage medium avulsion (exarticulation) re-implantation
- 101. periodontal! tissue primary teeth! ! do not! re-implant avulsion(exarticulation) re-implantation
- 102. periodontal! tissue conditions before! re-implantation! ! tooth withoutperio disease! socket intact! no ortho issues- crowding! less than 30 minutes! stage of root development (incomplete >> within 2 h) avulsion (exarticulation) re-implantation
- 103. periodontal! tissue treatment- closed apex! (drytime < 30 min; tooth in medium 20 min to 6 h)! ! irrigate tooth if with debris! clean coagulum with saline! re-implant and press! splint while patient in occlusion! nonrigid splint for 1-2 wk! if bone fx —> splint 3-4 wk! suture lacerations avulsion (exarticulation) re-implantation
- 104. periodontal! tissue treatment- closed apex! (drytime > 60 min)! ! irrigate tooth if with debris! clean coagulum with saline! immerse tooth in sodium fluoride solution- 5 minutes! re-implant and press! keep patient in occlusion! nonrigid splint for 4-6 wks avulsion (exarticulation) re-implantation
- 105. periodontal! tissue Post treatment- closedapex! ! doxycycline or penicillin vk for 7 days! chlorhexidine rinse for 1 week! assess tetanus vaccination! soft diet 2 weeks! initiate pulpectomy within 7-14 days avulsion (exarticulation) re-implantation
- 106. periodontal! tissue treatment- open apex! (drytime < 30 min; tooth in medium 20 min to 6 h)! ! irrigate tooth if with debris! tooth in doxycycline (100 mg / 20 cc saline) for 5 minutes! clean coagulum with saline! re-implant and press! keep patient in occlusion! nonrigid splint for 1-2 wk avulsion (exarticulation) re-implantation
- 107. periodontal! tissue treatment- open apex! (drytime > 60 min)! ! reimplantation usually not indicated (per american association of endodontics)! may follow same protocol as closed apex (McIntyre, Lee, Trope- permanent tooth replantation following avulsion- pediatric dent 31:137, 2009) avulsion (exarticulation) re-implantation
- 108. periodontal! tissue post treatment- openapex! ! doxycycline or penicillin vk for 7 days! chlorhexidine rinse for 1 week! assess tetanus vaccination! soft diet 2 weeks! monitor every 4 weeks + pulp test + X-rays! apexogenesis over next 12-18 months? avulsion (exarticulation) re-implantation
- 109. periodontal! tissue follow-up procedures avulsion (exarticulation) re-implantation timeclosed apex open apex 1-2 weeks initiate endo treatment endo or monitor for vascularity 2-3 weeks clinical & x-ray eval clinical & x-ray eval 3-4 weeks clinical & x-ray eval clinical & x-ray eval 6-8 weeks clinical & x-ray eval clinical & x-ray eval 6 months clinical & x-ray eval clinical & x-ray eval 1 year clinical & x-ray eval clinical & x-ray eval yearly for 5 years clinical & x-ray eval clinical & x-ray eval
- 112. hard dental tissue &pulp periodontal! tissue supporting! bone gingiva or oral mucosa comminution of the alveolar socket! fracture of the alveolar socket wall! fracture of the alveolar process! fractures of the mandible or maxilla
- 113. supporting! bone reduce with digital manipulation! iftooth can not be preserved, extract and graft site to preserve tissue comminution- alveolar bone
- 114. supporting! bone reduce! rigid splint for4 weeks! primary teeth- may not need any treatment fracture of socket wall
- 115. supporting! bone closed reduction! open reductionif segment is notably displaced! stabilization for 4 weeks! check teeth vitality and monitor fracture- alveolar process
- 116. hard dental tissue &pulp periodontal! tissue supporting! bone gingiva or oral mucosa laceration of gingiva or oral mucosa! contusion of gingiva or oral mucosa! abrasion of gingiva or oral mucosa
- 117. gingiva or oral mucosa management! ! debridement! irrigateNS! re-approximate! primary closure lacerations
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- 119. splinting- acid etchresin splint light cured preferred to allow time! bridge: resin or wire (28g)
- 120. splinting- semirigid splint resinwith waxed dental floss, suture, flexible braided ortho wire or monofilament nylon line! kevlar! fiber splints (fiber force)- use with protemp material for more movement! flexible wire composite splints! titanium splints
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- 123. hard dental tissue &pulp periodontal! tissue supporting! bone gingiva or oral mucosa multi-system injuries • tooth avulsion! • fracture alveolar bone! • extrusive luxation! • lacerations! • crown fractures
- 124. surgical order! ! inside-out! downward-up 1. extractfractured teeth! 2. debridement of avulsion site! 3. reduce dentoalveolar fracture segment! 4. splint teeth / alveolar segment! 5. graft extraction / avulsion site! 6. closure of lacerations
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